000 00253nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aBrain Marshall
_944780
245 0 _aWhat If
260 _bWiley Pub, Inc.
_c2002
300 _a139
942 _cBK
_pCL
999 _c158957
_d158957